Free QR Code Generator ā Create Custom QR Codes for URLs, WiFi, Email & More
Generate high-quality QR codes instantly. 5 QR types: URLs, text, email, phone, WiFi. Customizable colors with 6 presets. Download as PNG or SVG. 100% free, browser-based.
What Is a QR Code?
A QR (Quick Response) code is a two-dimensional barcode that stores data in a pattern of black and white squares. When scanned by a smartphone camera or QR reader, the encoded information is decoded and can trigger actions like opening a website, making a call, or connecting to WiFi.
Brief History
1994: Invented by Denso Wave (Toyota subsidiary) for tracking automotive parts 2000s: Gained popularity for marketing and advertising 2010s: Smartphone adoption made QR codes ubiquitous 2020+: COVID-19 accelerated QR adoption for contactless interactions
How to Use This Generator
Step 1: Select QR Type
Choose from five types:
- URL: Website links
- Text: Plain text messages
- Email: Pre-filled email drafts
- Phone: Click-to-call numbers
- WiFi: Network credentials
Step 2: Enter Your Data
Fill in the required fields for your selected type.
Step 3: Customize Colors (Optional)
Choose from presets or pick custom colors.
Step 4: Download
Save as high-quality PNG or scalable SVG.
QR Code Types Explained
URL QR Codes
Best for: Websites, landing pages, social profiles
https://yourwebsite.com
When scanned, opens the URL in the default browser.
Text QR Codes
Best for: Messages, notes, serial numbers Store any text up to ~4,000 characters.
Email QR Codes
Best for: Contact forms, feedback requests
Format: mailto:[email protected]?subject=Hello&body=Message
Opens email client with pre-filled fields.
Phone QR Codes
Best for: Business cards, advertisements
Format: tel:+1234567890
Initiates a phone call when scanned.
WiFi QR Codes
Best for: Guest networks, offices, cafes
Format: WIFI:T:WPA;S:NetworkName;P:Password;;
Allows one-tap WiFi connection.
Color Customization
Built-in Presets
| Preset | Foreground | Background |
|---|---|---|
| Classic | Black | White |
| Dark | White | Dark Gray |
| Blue | Navy | Light Blue |
| Green | Dark Green | Light Green |
| Purple | Violet | Lavender |
| Red | Red | Light Red |
Custom Colors
Pick any foreground and background colors. Ensure sufficient contrast for reliable scanning.
Contrast Guidelines
- Minimum: 4:1 contrast ratio
- Recommended: Dark pattern on light background
- Avoid: Low contrast combinations
Download Formats
PNG (Raster)
Best for: Social media, websites, documents
- Fixed resolution
- Smaller file size
- Universal compatibility
SVG (Vector)
Best for: Print materials, large signs
- Infinitely scalable
- No quality loss at any size
- Editable in design software
QR Code Best Practices
Size Guidelines
| Use Case | Minimum Size |
|---|---|
| Business cards | 2 cm Ć 2 cm |
| Posters | 4 cm Ć 4 cm |
| Billboards | Scale proportionally |
Error Correction Levels
This generator uses Level H (High):
- 30% of code can be damaged and still readable
- Best for printed materials
- Allows for logos/designs in center
Testing Checklist
ā Test with multiple scanning apps ā Check at intended viewing distance ā Verify correct destination/action ā Test on different phone models
Common Use Cases
Business
- Business cards with contact info
- Product packaging links
- Invoice payment links
- Event registrations
Marketing
- Print advertisements
- Store window displays
- Restaurant menus
- Real estate listings
Personal
- WiFi sharing at home
- Social media profiles
- Wedding invitations
- Personal portfolios
Technical Specifications
| Feature | This Generator |
|---|---|
| Error Correction | Level H (30%) |
| Size Range | 128px - 512px |
| Formats | PNG, SVG |
| Types Supported | URL, Text, Email, Phone, WiFi |
| Character Limit | ~4,000 (text) |
Frequently Asked Questions
Do QR codes expire?
Static QR codes (like those generated here) never expire. The code itself is permanent.
Can I add a logo to my QR code?
This generator creates standard QR codes. For logo embedding, you'd need to edit the SVG in design software.
What's the maximum data capacity?
Alphanumeric: ~4,296 characters Numeric: ~7,089 characters Binary: ~2,953 bytes
Why isn't my QR code scanning?
Common issues:
- Low contrast between colors
- QR code too small
- Camera focus issues
- Damaged/distorted code
Is my data stored?
No. All processing happens in your browser. Your data never leaves your device.
Security Considerations
DO:
- Test QR codes before distribution
- Use HTTPS URLs
- Preview destination before scanning unknown codes
DON'T:
- Scan QR codes from untrusted sources
- Put sensitive data in unencrypted QR codes
- Override security warnings